BUICK Transmission & Drivetrain

Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36213

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Spider Gears, Internal Kit, Side Gears, Cross Pin and Bolt, GM 2000 and Newer, Rear, 8.6 in., 30- Spline, Kit

Part Number: YGA-16056

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Ring and Pinion Gear, 4.11:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set

Part Number: SPZ-36216

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USA Standard Master Overhaul kit GM 7.5 in./7.625 in, Rear, Kit

Part Number: SPZ-37049

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Estimated Ship Date: Today

Clutch Disc, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, GM, Each

Part Number: CTF-DF383735

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit

Part Number: YGA-16043

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Axle Shaft, 30-Spline, 30.375 in. Length, Rear, GM, Each

Part Number: YGA-21278

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Differential Cover, 12-bolt, Aluminum, Polished, GM 8.875 in. Passenger Car, Each

Part Number: YGA-32101

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Clutch Disc, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, AMC, GM, Each

Part Number: CTF-DF383271

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Ring and Pinion Installation Kit, GM 8.2 in. BOP Axle, Rear, Kit

Part Number: SPZ-37054

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, 28-spline, 10-bolt, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SPZ-39026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ring and Pinion Gear Installation Kit, Pinion Installation Kit, 30 Spline, GM 8.6 in., Kit

Part Number: YGA-13073

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Manual Transmission Rebuild Kits, Manual Transmission Bearing Kits, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: SPZ-70267

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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12P & 12T 1330 cast yoke.

Part Number: YGA-41152

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Manual Transmission Rebuild Kit, Muncie HD Four Speed, Includes Syncro Rings, 26-Spline, 1 in. Countershaft, Muncie M-21, M-22, Kit

Part Number: SPZ-74207

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Mini spool for GM 12 bolt with 30 spline axles

Part Number: YGA-32227

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Flexplate, 153 Tooth, Internal Balance, 1-Piece Rear Main Seal, Steel, Chevy, Each

Part Number: QTI-RM-925

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Clutch Disc, Street/Strip, Organic, 1.125 in.-26-Spline, 11.024 in. Disc, Cadillac, Chevy, Pontiac, Each

Part Number: ACL-3000909

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Spider Gears, Side Gears, Cross Pin Shaft, Roll Pin, 28 Spline, Posi, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-16117

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, GM 8.6 in., Kit

Part Number: YGA-11071

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Axle Shaft, 26-Spline, 28.438 in. Length, Rear, Buick, Chevy, Oldsmobile, Each

Part Number: SPZ-35059

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Spider Gears, Internal Kit, Front or Rear, Side Gears, Cross Shaft Pin and Bolt, GM, 8.5 in., 30 Spline, Kit

Part Number: YGA-16055

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Yukon Pinion install kit for GM 12 bolt car differential

Part Number: YGA-13056

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Clutch Disc, Carbon Composite, 1 1/8 in.- 26-Spline, 10.4 in. Disc, GM, V8, Each

Part Number: CTF-LM384161

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Axle Shaft, 30-spline, 30.375 in. Length, Rear, GM 8.5 in., GM 8.6 in., Chevy, Each

Part Number: SPZ-35107

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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